Finding the Fourth Proportional to 85,633,533, 118,174,230.18 and 48,463,138.44
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Solution
The fourth proportional to 85,633,533, 118,174,230.18 and 48,463,138.44 is: 66,879,105.38
Step by Step Solution
- Step 1: Write the proportion equation
85,633,533 : 118,174,230.18 = 48,463,138.44 : x - Step 2: Convert to fraction form
85,633,533/118,174,230.18 = 48,463,138.44/x - Step 3: Cross multiply
85,633,533x = 118,174,230.18 × 48,463,138.44 - Step 4: Simplify right side
85,633,533x = 5,727,094,077,253,766 - Step 5: Solve for x
x = 5,727,094,077,253,766/85,633,533 - Step 6: Final answer
x = 66,879,105.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.